serial: sh-sci: Use sg_dma_len() and sg_dma_address()

[pandora-kernel.git] / drivers / serial / sh-sci.c

diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 2d9a06d..cd52dd6 100644 (file)
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -916,10 +916,10 @@ static void sci_dma_tx_complete(void *arg)
 
        spin_lock_irqsave(&port->lock, flags);
 
-       xmit->tail += s->sg_tx.length;
+       xmit->tail += sg_dma_len(&s->sg_tx);
        xmit->tail &= UART_XMIT_SIZE - 1;
 
-       port->icount.tx += s->sg_tx.length;
+       port->icount.tx += sg_dma_len(&s->sg_tx);
 
        async_tx_ack(s->desc_tx);
        s->cookie_tx = -EINVAL;
@@ -1134,14 +1134,13 @@ static void work_fn_tx(struct work_struct *work)
         */
        spin_lock_irq(&port->lock);
        sg->offset = xmit->tail & (UART_XMIT_SIZE - 1);
-       sg->dma_address = (sg_dma_address(sg) & ~(UART_XMIT_SIZE - 1)) +
+       sg_dma_address(sg) = (sg_dma_address(sg) & ~(UART_XMIT_SIZE - 1)) +
                sg->offset;
-       sg->length = min((int)CIRC_CNT(xmit->head, xmit->tail, UART_XMIT_SIZE),
+       sg_dma_len(sg) = min((int)CIRC_CNT(xmit->head, xmit->tail, UART_XMIT_SIZE),
                CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE));
-       sg->dma_length = sg->length;
        spin_unlock_irq(&port->lock);
 
-       BUG_ON(!sg->length);
+       BUG_ON(!sg_dma_len(sg));
 
        desc = chan->device->device_prep_slave_sg(chan,
                        sg, s->sg_len_tx, DMA_TO_DEVICE,
@@ -1342,8 +1341,7 @@ static void sci_request_dma(struct uart_port *port)
                        sg_init_table(sg, 1);
                        sg_set_page(sg, virt_to_page(buf[i]), s->buf_len_rx,
                                    (int)buf[i] & ~PAGE_MASK);
-                       sg->dma_address = dma[i];
-                       sg->dma_length = sg->length;
+                       sg_dma_address(sg) = dma[i];
                }
 
                INIT_WORK(&s->work_rx, work_fn_rx);